W4KOS
Active1x3District 4
Competitive callsign — 3 applications filed with the FCC.
License HolderO Sullivan, Kevin J
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationAlpharetta, GA
Grant DateMar 13, 2018
Expiration DateMar 13, 2028
W4KOS is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by O Sullivan, Kevin J in Alpharetta, GA. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by O Sullivan, Kevin J on Feb 23, 2018. W4KOS has 2 recorded FCC license history events.
CW & Voice Analysis
Morse Code
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CW Weight: 33 units(Moderate)
Voice Phonetics
Whiskey Four Kilo Oscar Sierra
Readability: 7.5/10(High readability)
License History
- License IssuedMar 13, 2018
- Vanity Callsign GrantedMar 13, 2018
Vanity Application Activity
Competing applications filed with the FCC for this callsign.